The SECD machine was introduced by Peter Landin [Landin 1964]. It is an abstract machine for call-by-value.
Please expand.
Landin, P. J. 1964. ‘The Mechanical Evaluation of Expressions’. The Computer Journal 6 (4): 308–20. https://doi.org/10.1093/comjnl/6.4.308.
@article{landin_1964,
    title = {The {Mechanical} {Evaluation} of {Expressions}},
    volume = {6},
    doi = {10.1093/comjnl/6.4.308},
    number = {4},
    journal = {The Computer Journal},
    author = {Landin, P. J.},
    year = {1964},
    pages = {308--320}
}